.signin
{
    position: absolute;
    top: 50%;
    left: 50%;
    width: 478px;
    margin-top: -169px;
    margin-left: -239px;

    background-color: #ededed;
}
.signin-head
{
    width: 100%;
    height: 140px;
    background-color: #6bcbca;
}
.signin-head img
{
    margin: 10px 0 0 171px;
}
.mform
{
    margin-top: 25px;
    margin-left: 100px;
}
.signout-head
{
    width: 100%;
    height: 80px;
    background-color: #6bcbca;
}
